Rio Tinto (RTNTF) Stock Fundamentals, Analysis & Risk Signals

Health score, price, valuation, risk signals, and key metrics at a glance.

Rio Tinto

OTC Markets OTCPK•Basic Materials•Other Industrial Metals & Mining

$115.82-9.62(-0.08%)After hours

Market Cap

$188.09B

P/E

4.2x

P/S

0.9x

P/B

3.0x

Rio Tinto Group engages in exploring, mining, and processing mineral resources worldwide. The company operates through Iron Ore; Aluminium and lithium; and Copper segments. The Iron Ore segment engages in the iron ore mining, and salt and gypsum production in Western Australia. The Aluminum and lithium segment is involved in bauxite mining; alumina refining; and aluminium smelting, and recycling, as well as mining and processing of lithium. The Copper segment engages in mining and refining of copper, gold, silver, molybdenum, and other by-products and exploration activities. It also owns and operates open pit and underground mines; and refineries, smelters, processing plants and power, and shipping facilities. The company was founded in 1873 and is headquartered in London, the United Kingdom.

How this company scores

GoodMetricSide Score: 73/100

Strongest: Growth (23/25); weakest: Cash & Earnings Quality (14/25).

Profitability19/25

Growth23/25

Balance Sheet & Red Flags17/25

Cash & Earnings Quality14/25

Strengths

Growing revenueStrong marginsHigh ROELow leverage

Valuation vs. 5-year range

Today's multiple positioned against its own trailing range — a visual premium/discount check.

P/E · 4.2x5y range 2.0x – 5.3x

Currently above its 7-quarter median.

P/S · 0.9x5y range 0.5x – 1.3x

Currently near its 7-quarter median.

P/B · 3.0x5y range 2.1x – 3.0x

Watch items

Data-driven signals worth keeping an eye on across the last 8 quarters

Some Concerns

Margin Pressure

Watch

Operating margins declined 14.0% — watch for continued compression, which may signal competitive or cost pressure.

Leverage Risk

Watch

Debt-to-equity has risen 41.4% recently — increasing financial risk even if the current ratio is manageable.

Price & Volume

Market Cap $188.09B

Metrics at a Glance

as of December 2025

Revenue & Profit

Revenue, EBITDA, operating income, net income, EPS, and shares

TTM Revenue: $220.89B
Q. Revenue: $57.64B
TTM EBITDA: $88.18B
TTM Op. Income: $65.34B
Q. Op. Income: $14.94B
TTM Net Income: $44.85B
Q. Net Income: $10.25B
EPS: $6.137
Shares Out.: $1.62B

$220.89B in TTM revenue grew 46.0% YoY, reaching $57.64B last quarter. TTM EBITDA of $88.18B and TTM operating income of $65.34B show growth is flowing through to the bottom line. TTM net income of $44.85B means revenue is converting into profit. Over the past year, TTM revenue is up 46% — a weakening trend.

Margins

Gross, EBITDA, operating, and net margin trends

EBITDA Margin: 37.3%
Op. Margin: 25.9%
Net Margin: 17.8%

Op. margin of 25.9% is down 21.0% YoY — costs are rising relative to revenue. Net margin at 17.8% Over the past year, operating margin is down 45% — a weakening trend.

Price Ratios

P/E, P/S, P/B, EV/EBITDA, FCF yield, and earnings yield

P/E Ratio: 4.2x
P/S Ratio: 0.9x
P/B Ratio: 3.0x

At 4.2x P/E, the stock trades below typical market levels. P/S of 0.9x and P/B of 3.0x provide additional context. P/E sits below typical market levels while revenue is growing. Over the past year, P/E is up 45% — a weakening trend.

Assets & Liabilities

Total assets, cash, debt, book value, and leverage

Total Assets: $128.10B
Cash: $8.87B
Long-Term Debt: $21.20B
Book Value: $62.20B
D/E Ratio: 0.3
Debt/EBITDA: 1.0

With $128.10B in assets and $21.20B in long-term debt, D/E is 0.3and book value is $62.20B — a conservative capital structure with a cushion to weather downturns. Over the past year, debt/equity is up 41% — a weakening trend.

Cash Flow

Operating cash flow, free cash flow, FCF margin, and earnings quality

Op. Cash Flow: $16.83B
TTM Free Cash Flow: $27.93B
FCF Margin: 12.6%
FCF / Net Income: 0.6

TTM FCF of $27.93B on $16.83B in operating cash flow. The FCF / Net Income ratio of 0.6x means cash covers only part of net income — earnings quality needs attention. Across the last 8 quarters, free cash flow has fallen for 3 consecutive quarters — a weakening trend.